NOTE: When selling seal kits for multiple units, a standard single kit is needed and one multiple kit for each additional set of gears. For instance, a triple P7500 would require one (1) P7500-S and two (2) P7500-T kits. These consist only of ‘seals’, no hardware is included. Click Here for Seal Kit Insertion Tools. Viton and high performance motor kits are available upon request.